document.write('<meta charset="utf-8" />');
document.write('<meta http-equiv="X-UA-Compatible" content="IE=edge">');
document.write('<meta content="width=device-width, initial-scale=1" name="viewport" />');
document.write('<meta content="" name="description" />');
document.write('<meta content="" name="author" />');
document.write('<meta http-equiv="Content-Type" content="text/html; charset=utf-8">');

/**根路径**/
var _project_name = '/sipweb/';